Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 06:20

General

  • Target
    Drawing specification and Issued PO 07329.jar
  • Size 452KB
  • Sample240530-g3rtcsab69
  • SHA256 9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • STRRAT

    STRRAT is a remote access tool than can steal credentials and log keystrokes.

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar "C:\Users\Admin\AppData\Local\Temp\Drawing specification and Issued PO 07329.jar"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4600
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:4160
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\Drawing specification and Issued PO 07329.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4660
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Drawing specification and Issued PO 07329.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4808
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Drawing specification and Issued PO 07329.jar"
          4⤵
          • Creates scheduled task(s)
          PID:4252
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Drawing specification and Issued PO 07329.jar"
        3⤵
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:1072
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:5076
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4900
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3324
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2720
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3208
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
            5⤵
              PID:660
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2668
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
              5⤵
                PID:4776
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              powershell.exe "[void][Windows.Security.Credentials.PasswordVault,Windows.Security.Credentials,ContentType=WindowsRuntime] $vault = New-Object Windows.Security.Credentials.PasswordVault $vault.RetrieveAll() | % { $_.RetrievePassword();$_ }"
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:3520
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4028,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=4488 /prefetch:8
        1⤵
          PID:2928

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              3903daac9bc4a3b7.timestamp

              • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
              • Size 46B
              • SHA256 d8b3b4fd67d1f3197f86f6d236cdb39a4b30ab8750f7eeff0d67b8284d937302
              • MD5 SHA1 SHA512

              __PSScriptPolicyTest_jfet1izc.gja.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jfet1izc.gja.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              jna3993755882549980726.dll

              • Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna3993755882549980726.dll
              • Size 241KB
              • SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
              • MD5 SHA1 SHA512 SSDEEP

              sqlite-3.14.2.1-633d2dbb-e80d-45d5-a95a-e4cd83f49d1c-sqlitejdbc.dll

              • Path C:\Users\Admin\AppData\Local\Temp\sqlite-3.14.2.1-633d2dbb-e80d-45d5-a95a-e4cd83f49d1c-sqlitejdbc.dll
              • Size 914KB
              • SHA256 05a8557f5d197aca468f5272a2a869293cb11c2f0ab4839a17f144f9a5d0b77d
              • MD5 SHA1 SHA512 SSDEEP

              83aa4cc77f591dfc2374580bbd95f6ba_d2547453-e731-4fdf-8f92-95f955a44aca

              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1181767204-2009306918-3718769404-1000\83aa4cc77f591dfc2374580bbd95f6ba_d2547453-e731-4fdf-8f92-95f955a44aca
              • Size 45B
              • SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
              • MD5 SHA1 SHA512

              Drawing specification and Issued PO 07329.jar

              • Path C:\Users\Admin\Drawing specification and Issued PO 07329.jar
              • Size 452KB
              • SHA256 9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621
              • MD5 SHA1 SHA512 SSDEEP

              jna-5.5.0.jar

              • Path C:\Users\Admin\lib\jna-5.5.0.jar
              • Size 1.4MB
              • SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
              • MD5 SHA1 SHA512 SSDEEP

              jna-platform-5.5.0.jar

              • Path C:\Users\Admin\lib\jna-platform-5.5.0.jar
              • Size 2.6MB
              • SHA256 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
              • MD5 SHA1 SHA512 SSDEEP

              sqlite-jdbc-3.14.2.1.jar

              • Path C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
              • Size 4.1MB
              • SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
              • MD5 SHA1 SHA512 SSDEEP

              system-hook-3.5.jar

              • Path C:\Users\Admin\lib\system-hook-3.5.jar
              • Size 772KB
              • SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
              • MD5 SHA1 SHA512 SSDEEP

              memory/1072-415-0x0000022EBE470000-0x0000022EBE471000-memory.dmp

              memory/1072-422-0x0000022EBE470000-0x0000022EBE471000-memory.dmp

              memory/1072-365-0x0000022EBE470000-0x0000022EBE471000-memory.dmp

              memory/1072-431-0x0000000061680000-0x000000006176D000-memory.dmp

              memory/4600-121-0x000002A7DB7C0000-0x000002A7DB7D0000-memory.dmp

              memory/4600-106-0x000002A7DB770000-0x000002A7DB780000-memory.dmp

              memory/4600-30-0x000002A7DB5F0000-0x000002A7DB600000-memory.dmp

              memory/4600-42-0x000002A7DB640000-0x000002A7DB650000-memory.dmp

              memory/4600-41-0x000002A7DB650000-0x000002A7DB660000-memory.dmp

              memory/4600-40-0x000002A7DB630000-0x000002A7DB640000-memory.dmp

              memory/4600-39-0x000002A7DB300000-0x000002A7DB570000-memory.dmp

              memory/4600-44-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-46-0x000002A7DB660000-0x000002A7DB670000-memory.dmp

              memory/4600-45-0x000002A7DB570000-0x000002A7DB580000-memory.dmp

              memory/4600-50-0x000002A7DB670000-0x000002A7DB680000-memory.dmp

              memory/4600-49-0x000002A7DB590000-0x000002A7DB5A0000-memory.dmp

              memory/4600-48-0x000002A7DB580000-0x000002A7DB590000-memory.dmp

              memory/4600-57-0x000002A7DB5B0000-0x000002A7DB5C0000-memory.dmp

              memory/4600-58-0x000002A7DB680000-0x000002A7DB690000-memory.dmp

              memory/4600-56-0x000002A7DB5A0000-0x000002A7DB5B0000-memory.dmp

              memory/4600-61-0x000002A7DB690000-0x000002A7DB6A0000-memory.dmp

              memory/4600-60-0x000002A7DB5C0000-0x000002A7DB5D0000-memory.dmp

              memory/4600-65-0x000002A7DB6A0000-0x000002A7DB6B0000-memory.dmp

              memory/4600-66-0x000002A7DB6B0000-0x000002A7DB6C0000-memory.dmp

              memory/4600-64-0x000002A7DB5D0000-0x000002A7DB5E0000-memory.dmp

              memory/4600-69-0x000002A7DB6C0000-0x000002A7DB6D0000-memory.dmp

              memory/4600-68-0x000002A7DB5E0000-0x000002A7DB5F0000-memory.dmp

              memory/4600-74-0x000002A7DB6D0000-0x000002A7DB6E0000-memory.dmp

              memory/4600-73-0x000002A7DB600000-0x000002A7DB610000-memory.dmp

              memory/4600-72-0x000002A7DB5F0000-0x000002A7DB600000-memory.dmp

              memory/4600-78-0x000002A7DB6E0000-0x000002A7DB6F0000-memory.dmp

              memory/4600-79-0x000002A7DB6F0000-0x000002A7DB700000-memory.dmp

              memory/4600-76-0x000002A7DB610000-0x000002A7DB620000-memory.dmp

              memory/4600-83-0x000002A7DB700000-0x000002A7DB710000-memory.dmp

              memory/4600-82-0x000002A7DB650000-0x000002A7DB660000-memory.dmp

              memory/4600-81-0x000002A7DB630000-0x000002A7DB640000-memory.dmp

              memory/4600-77-0x000002A7DB620000-0x000002A7DB630000-memory.dmp

              memory/4600-88-0x000002A7DB720000-0x000002A7DB730000-memory.dmp

              memory/4600-87-0x000002A7DB710000-0x000002A7DB720000-memory.dmp

              memory/4600-86-0x000002A7DB640000-0x000002A7DB650000-memory.dmp

              memory/4600-94-0x000002A7DB660000-0x000002A7DB670000-memory.dmp

              memory/4600-95-0x000002A7DB730000-0x000002A7DB740000-memory.dmp

              memory/4600-93-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-96-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-97-0x000002A7DB670000-0x000002A7DB680000-memory.dmp

              memory/4600-100-0x000002A7DB740000-0x000002A7DB750000-memory.dmp

              memory/4600-101-0x000002A7DB680000-0x000002A7DB690000-memory.dmp

              memory/4600-104-0x000002A7DB750000-0x000002A7DB760000-memory.dmp

              memory/4600-109-0x000002A7DB760000-0x000002A7DB770000-memory.dmp

              memory/4600-36-0x000002A7DB620000-0x000002A7DB630000-memory.dmp

              memory/4600-120-0x000002A7DB7B0000-0x000002A7DB7C0000-memory.dmp

              memory/4600-119-0x000002A7DB7A0000-0x000002A7DB7B0000-memory.dmp

              memory/4600-118-0x000002A7DB790000-0x000002A7DB7A0000-memory.dmp

              memory/4600-117-0x000002A7DB780000-0x000002A7DB790000-memory.dmp

              memory/4600-116-0x000002A7DB6B0000-0x000002A7DB6C0000-memory.dmp

              memory/4600-115-0x000002A7DB6A0000-0x000002A7DB6B0000-memory.dmp

              memory/4600-107-0x000002A7DB690000-0x000002A7DB6A0000-memory.dmp

              memory/4600-35-0x000002A7DB610000-0x000002A7DB620000-memory.dmp

              memory/4600-105-0x000002A7DB750000-0x000002A7DB760000-memory.dmp

              memory/4600-124-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-134-0x000002A7DB7F0000-0x000002A7DB800000-memory.dmp

              memory/4600-133-0x000002A7DB6D0000-0x000002A7DB6E0000-memory.dmp

              memory/4600-132-0x000002A7DB7E0000-0x000002A7DB7F0000-memory.dmp

              memory/4600-127-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-130-0x000002A7DB7D0000-0x000002A7DB7E0000-memory.dmp

              memory/4600-129-0x000002A7DB6C0000-0x000002A7DB6D0000-memory.dmp

              memory/4600-138-0x000002A7DB800000-0x000002A7DB810000-memory.dmp

              memory/4600-137-0x000002A7DB6F0000-0x000002A7DB700000-memory.dmp

              memory/4600-136-0x000002A7DB6E0000-0x000002A7DB6F0000-memory.dmp

              memory/4600-141-0x000002A7DB810000-0x000002A7DB820000-memory.dmp

              memory/4600-140-0x000002A7DB700000-0x000002A7DB710000-memory.dmp

              memory/4600-143-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-150-0x000002A7DB840000-0x000002A7DB850000-memory.dmp

              memory/4600-149-0x000002A7DB830000-0x000002A7DB840000-memory.dmp

              memory/4600-148-0x000002A7DB820000-0x000002A7DB830000-memory.dmp

              memory/4600-147-0x000002A7DB720000-0x000002A7DB730000-memory.dmp

              memory/4600-146-0x000002A7DB710000-0x000002A7DB720000-memory.dmp

              memory/4600-152-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-158-0x000002A7DB850000-0x000002A7DB860000-memory.dmp

              memory/4600-157-0x000002A7DB730000-0x000002A7DB740000-memory.dmp

              memory/4600-160-0x000002A7DB740000-0x000002A7DB750000-memory.dmp

              memory/4600-162-0x000002A7DB860000-0x000002A7DB870000-memory.dmp

              memory/4600-161-0x000002A7DB750000-0x000002A7DB760000-memory.dmp

              memory/4600-168-0x000002A7DB770000-0x000002A7DB780000-memory.dmp

              memory/4600-169-0x000002A7DB870000-0x000002A7DB880000-memory.dmp

              memory/4600-170-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-174-0x000002A7DB760000-0x000002A7DB770000-memory.dmp

              memory/4600-177-0x000002A7DB780000-0x000002A7DB790000-memory.dmp

              memory/4600-183-0x000002A7DB880000-0x000002A7DB890000-memory.dmp

              memory/4600-182-0x000002A7DB7E0000-0x000002A7DB7F0000-memory.dmp

              memory/4600-181-0x000002A7DB7C0000-0x000002A7DB7D0000-memory.dmp

              memory/4600-180-0x000002A7DB7B0000-0x000002A7DB7C0000-memory.dmp

              memory/4600-179-0x000002A7DB7A0000-0x000002A7DB7B0000-memory.dmp

              memory/4600-178-0x000002A7DB790000-0x000002A7DB7A0000-memory.dmp

              memory/4600-184-0x000002A7D9A70000-0x000002A7D9A71000-memory.dmp

              memory/4600-31-0x000002A7DB600000-0x000002A7DB610000-memory.dmp

              memory/4600-188-0x000002A7DB590000-0x000002A7DB5A0000-memory.dmp

              memory/4600-187-0x000002A7DB580000-0x000002A7DB590000-memory.dmp

              memory/4600-186-0x000002A7DB570000-0x000002A7DB580000-memory.dmp

              memory/4600-185-0x000002A7DB5D0000-0x000002A7DB5E0000-memory.dmp

              memory/4600-2-0x000002A7DB300000-0x000002A7DB570000-memory.dmp

              memory/4600-27-0x000002A7DB5E0000-0x000002A7DB5F0000-memory.dmp

              memory/4600-25-0x000002A7DB5D0000-0x000002A7DB5E0000-memory.dmp

              memory/4600-24-0x000002A7DB5C0000-0x000002A7DB5D0000-memory.dmp

              memory/4600-20-0x000002A7DB5A0000-0x000002A7DB5B0000-memory.dmp

              memory/4600-21-0x000002A7DB5B0000-0x000002A7DB5C0000-memory.dmp

              memory/4600-16-0x000002A7DB580000-0x000002A7DB590000-memory.dmp

              memory/4600-17-0x000002A7DB590000-0x000002A7DB5A0000-memory.dmp

              memory/4600-13-0x000002A7DB570000-0x000002A7DB580000-memory.dmp

              memory/4660-284-0x0000021C24220000-0x0000021C24221000-memory.dmp